Home / 105,984,015.40-158,976,023.10-88,851,932.20

Finding the Fourth Proportional to 105,984,015.40, 158,976,023.10 and 88,851,932.20

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Solution

The fourth proportional to 105,984,015.40, 158,976,023.10 and 88,851,932.20 is: 133,277,898.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,984,015.40 : 158,976,023.10 = 88,851,932.20 : x
  2. Step 2: Convert to fraction form
    105,984,015.40/158,976,023.10 = 88,851,932.20/x
  3. Step 3: Cross multiply
    105,984,015.40x = 158,976,023.10 × 88,851,932.20
  4. Step 4: Simplify right side
    105,984,015.40x = 14,125,326,825,906,834
  5. Step 5: Solve for x
    x = 14,125,326,825,906,834/105,984,015.40
  6. Step 6: Final answer
    x = 133,277,898.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.